C. Infrastructure !!! Hope this helps
It's "A" - Galaxies are made up of some stars that have objects orbiting them and some stars that do not. I am 100% sure, I just took the test.
Answer:
Position 4
Explanation:
Position 1 and 3 are easily identifiable as Summer and Winter as the Americas are are facing directly at and away from the sun. Position 2 is Spring as North America is getting more sunlight that position 4, leaving position 4 to be autumn/fall
Hope you can follow that mess of logic :/
In creases the density of the crust i think...